Description

NSE will conduct a mock trading session in the Commodity Derivatives segment on Saturday, April 11, 2026. No new version release; NEAT version 1.5.5 is mandatory.

Summary

NSE will conduct a mock trading session in the Commodity Derivatives segment on Saturday, April 11, 2026. The session involves two trading sessions — one from the Primary Site and one from the DR (Disaster Recovery) Site. There is no new software version release; members must use NEAT version 1.5.5 (mandatory).

Key Points

  • Mock trading date: Saturday, April 11, 2026
  • Segment: Commodity Derivatives
  • No new NEAT version release; mandatory version is 1.5.5
  • Download path: /comtftp/comtcommon/NEATCO155
  • Two trading sessions: Session-1 from Primary Site and Session-2 from DR Site
  • Old NEAT Adapter (v1.0.20) uses GR PORT 10857; New NEAT Adapter (v1.0.27) uses GR PORT 10859
  • All outstanding orders will be purged before each session
  • No financial obligations arise from mock session trades
  • Members should re-login to the live environment after mock to ensure smooth connectivity for Monday, April 13, 2026

Regulatory Changes

No regulatory changes. This circular is a continuation of circular (download no. 71999) dated December 24, 2025, governing periodic mock trading sessions.

Compliance Requirements

  • Members must use NEAT version 1.5.5 (mandatory)
  • Members using NNF software must manually clear orders in their systems before each session
  • Only valid and compliant UCC/PAN uploaded and approved before cutoff will be allowed during the mock session
  • UCC validation will be skipped during contingency time for order entry
  • Members should participate using all trading software and re-login to the live environment post-mock
  • For NEAT Adapter details, refer to circular NSE/MSD/73674 dated April 09, 2025

Important Dates

  • Mock session date: April 11, 2026 (Saturday)
  • Trading Session-1 (Primary Site): Normal Market open 10:00, Contingency Start 12:00, Contingency End 13:30, Normal Market close 14:00
  • Trading Session-2 (DR Site): Normal Market open 14:45, Normal Market close 15:30
  • Position Limit/Collateral value setup cutoff: 15:40
  • Trade Modification end time: 15:40
  • Live Re-login: 17:00–18:00
  • Connect2NSE and Extranet not available: 12:30–17:30 and 18:00–21:30
  • Extranet API not available: 12:30–14:00 and 17:30–18:30
  • Live trading resumes: Monday, April 13, 2026

Impact Assessment

Minimal market impact. This is a routine operational mock session for Commodity Derivatives segment members to test connectivity, software, and disaster recovery switchover procedures. No fund pay-in or pay-out will result from trades during the mock session. Members should ensure they complete re-login to the live environment before Monday, April 13, 2026 to avoid any disruption to live trading.

Impact Justification

Routine mock trading session for commodity derivatives members; no regulatory changes or market-wide impact. Relevant only to members participating in connectivity testing.